Adults with prickly heat should receive proper treatment such as topical medication and systemic medication. 1. Topical medication: Since prickly heat is mainly caused by excessive sweat that cannot be discharged, the main principle of treatment is to stop itching, astringent and cool, you can choose topical peppermint glycerite lotion, prickly heat powder, etc. For pus prickly heat, you can choose Huanglian Puffing Powder or 2% ichthyospermum glycerite lotion. 2. Systemic medication: Glucocorticoid ointment such as hydrocortisone can be used if the itching is obvious. When prickly heat occurs, go to a regular hospital in time and choose the appropriate treatment under the guidance of a professional doctor.